28982785

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{179}}^1$

素因数の和:297

約数の個数: 32

約数和(自身を含む): 39191040

約数和(自身を除く): 10208255

約数列:

[1, 5, 13, 47, 53, 65, 179, 235, 265, 611, 689, 895, 2327, 2491, 3055, 3445, 8413, 9487, 11635, 12455, 32383, 42065, 47435, 109369, 123331, 161915, 445889, 546845, 616655, 2229445, 5796557, 28982785]

約数ペア:

[(1, 28982785), (5, 5796557), (13, 2229445), (47, 616655), (53, 546845), (65, 445889), (179, 161915), (235, 123331), (265, 109369), (611, 47435), (689, 42065), (895, 32383), (2327, 12455), (2491, 11635), (3055, 9487), (3445, 8413)]